Chevrolet Silverado 2012–2014 — technical service bulletin
Bulletin PIP5021B · NHTSA communication 10113066 · issued Jun 27, 2013
Technical service bulletin
communication type
Power Train
component
2012–2014
model years
8
vehicle entries
Official summary
This Preliminary Information communication advises the technician that the Allison 6 Speed Automatic Transmission Assembly will be placed on a parts restriction through the General Motors Product Quality Center. Dealer will need to contact General Motors Product Quality Center for further assistance.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.